package com.dmgis.qxfw.dataservice.yyweixin.controller;

import java.text.DecimalFormat;
import java.text.NumberFormat;

public class test {
    public static void main(String[] args) {
        NumberFormat nf=new DecimalFormat( "0.0 ");
        Double a = Double.parseDouble(nf.format(12.453634));
        System.out.println(a);
    }
}
